Luca Deri, Author at ntop

Recently, we've encountered users with high monitoring requirements. Some users need to monitor 1,000 routers and want to know who are the top talkers or top protocols. Others have a network with…

PF_RING

August 18, 2011

Building a 10 Gbit Traffic Generator using PF_RING and Ostinato

Whoever has developed network applications, soon or later had to buy or rent a traffic generator. Years ago I have purchased my 1 Gbit IXIA 400T on ebay for 2500$, and I…

ntop

August 17, 2011

Released ntop 4.1

Over the week end we released ntop 4.1. We decided to create a smaller version with respect to the previous 4.0.3 in order to remove some legacy code that caused trouble in…

PF_RING

August 1, 2011

Running a load-balanced Snort in a PF_RING cluster

Today I came across this article that I think all PF_RING/snort/suricata users should read.

ntop

July 31, 2011

Ok, but how much time do I have?

Accelerating packet capture and processing is a constant race. New hardware innovations, modern computing architectures, and improvements in packet capture (e.g. PF_RING) allow applications to reduce the (both CPU and real) time…

nProbe

July 12, 2011

Tutorial: Monitoring Application and Network Latency with nProbe

Last May I did a tutorial at the Nagios Conference Europe about application and network latency measurement using nProbe. The video of the tutorial has been now released and you are free…

PF_RING

June 30, 2011

10 Gbit PF_RING DNA on Virtual Machines (VMware and KVM)

As you know, PF_RING DNA allows you to manipulate packets at 10 Gbit wire speed (any packet size) on low-end Linux servers. As virtualization is becoming pervasive in data-centers, you might wonder…

nProbe

June 22, 2011

NetFlow-lite Webcast Invitation

This is to invite you to webcast NetFlow-lite: Enable Data Center-wide Monitoring which is scheduled for Tuesday, 06-28-2011. I will be speaking about NetFlow-lite together with the key Cisco people who worked…

PF_RING

June 20, 2011

Introducing the 10 Gbit PF_RING DNA Driver

Today we released PF_RING 4.7.0. It includes 10 Gbit DNA support (RX/TX) for Intel-based 82598/99 ethernet adapters thus you can finally manipulate packets at wire-rate using commodity adapters. With a low-end Core2Duo…

PF_RING

June 12, 2011

How to send/receive 26Mpps using PF_RING on commodity hardware

Until last month, I have struggled to reach 7 Mpps packet capture using TNAPI. This week I see users still asking questions about how to handle 2 x 1 Gbit wire rate…

nProbe

May 31, 2011

NetFlow-Lite and nProbe: a Tutorial

Today we have held a webinar about NetFlow-Lite with both Cisco and Plixer. Subscribers of this blog should know by now what is NetFlow-Lite and why nProbe is necessary to exploit this…

nProbe

May 29, 2011

Invitation to NetFlow-Lite Webinar

As most of you know, nProbe has recently added NetFlow-Lite support in 6.5 release. NetFlow-Lite is a protocol that brings you visibility into switched networks, similar to what NetFlow "classic" is doing…

Author: Luca Deri

Network Visibility and Observability: ntopng vs SNMP+

Building a 10 Gbit Traffic Generator using PF_RING and Ostinato

Released ntop 4.1

Running a load-balanced Snort in a PF_RING cluster

Ok, but how much time do I have?

Tutorial: Monitoring Application and Network Latency with nProbe

10 Gbit PF_RING DNA on Virtual Machines (VMware and KVM)

NetFlow-lite Webcast Invitation

Introducing the 10 Gbit PF_RING DNA Driver

How to send/receive 26Mpps using PF_RING on commodity hardware

NetFlow-Lite and nProbe: a Tutorial

Invitation to NetFlow-Lite Webinar